Here’s some links you might find helpful or informative
Turntables:
- Components of a Turntable
- Guide to Phono Stages
- How to Set Up a Turntable
- How to Install and Calibrate a Turntable Cartridge
- How to Purchase a Used Turntable
Analog Tape and Recorders
Mods
Technical Stuff
- Op Amps: Myths & Facts
- Op Amp Measurements
- Spring Reverb Tanks Explained and Compared
- Using Op-Amps to Interface to Spring-type Reverb Units
Basic Tape Machine Maintenance Zine